smokeloader | 32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01

Analysis

max time kernel
95s
max time network
99s
platform
windows11-21h2_x64
resource
win11-20240419-en
resource tags

arch:x64arch:x86image:win11-20240419-enlocale:en-usos:windows11-21h2-x64system
submitted
26-05-2024 16:10

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General

Target

32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe
Size

259KB
MD5

e7d21b03ec4a4b2dd306071290a2e474
SHA1

addd20d4049e52d7a23bb5f060757d8cc960e333
SHA256

32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01
SHA512

83df16d355725e43826a3a0cfffc98737f5d6847e1d0890acfc6b4467f74e4507f7564500e81bfd6b32eca1774020c42c2f98f9b9c733e5cae044102660d447c
SSDEEP

3072:15cxnR7FPUy8Di+++vs2jOiN3E9dwxB59sU8EjOjllqjEnt7fJzdxLb6xTx7:0xnP8yYO7u3QwT59sZlZFnt7fZ7LWT

Score

10^/10

smokeloader pub1 backdoor trojan

Malware Config

Extracted

Family

smokeloader

Botnet

pub1

Signatures

SmokeLoader
Modular backdoor trojan in use since 2014.
trojan backdoor smokeloader
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2728 3012 WerFault.exe 32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe

pid	pid_target	process	target process
2728	3012	WerFault.exe	32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe

C:\Users\Admin\AppData\Local\Temp\32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe
"C:\Users\Admin\AppData\Local\Temp\32118ff63acf10fa7100491a9403eb20aae672ec31005b217c02dae3b6417f01.exe"
1⤵
- Checks SCSI registry key(s)
PID:3012

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3012 -s 384
2⤵
- Program crash
PID:2728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3012 -ip 3012
1⤵
PID:3712

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/3012-1-0x0000000002FC0000-0x00000000030C0000-memory.dmp

Filesize
1024KB

Download
memory/3012-3-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/3012-2-0x0000000002DA0000-0x0000000002DAB000-memory.dmp

Filesize
44KB

Download
memory/3012-4-0x0000000000400000-0x0000000002C9F000-memory.dmp

Filesize
40.6MB

Download